# Lock for Distribution Boxes KARWASZ Z-7 with M nut (model M 230427)

**URL:** https://aio.lv/en/product--karwasz-m-230427--11798162
**Data updated:** 2026-03-09 07:32 (EET)
**Category:** Furniture Accessories
**Manufacturer:** KARWASZ
**Manufacturer code:** M 230427
**EAN:** 5906286306506
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 8.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 7.43 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--karwasz-m-230427--11798162

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

KARWASZ Z-7 lock for distribution boxes (model M 230427) is a cabinet locking device designed for installation in electrical distribution enclosures. Supplied with an M-type nut, it secures doors and panels in switchgear and distribution boards. Suitable for electrical panels where a compact mechanical lock is needed to protect internal components and prevent unauthorized access.

## Long description

KARWASZ Z-7 lock for distribution boxes (model M 230427) is a compact mechanical lock designed for installation in electrical distribution enclosures. Supplied with an M-type nut, the lock secures doors and panels in switchgear and distribution boards to restrict access to internal components. The device is intended for situations where a small, robust locking solution is required to maintain cabinet integrity and improve on-site safety by preventing unauthorized opening of electrical enclosures.
Advantages
The KARWASZ Z-7 lock offers a simple mechanical design that requires no power supply, providing reliable physical security for electrical distribution cabinets. Its compact dimensions enable installation in tight panel cutouts while the included M-type nut ensures a secure mounting without additional hardware. The lock is built for repetitive use and resists unintentional release, supporting routine maintenance cycles and long-term operation in utility and industrial environments.
Suitable for
Locking doors and panels in electrical distribution boards
Securing small switchgear enclosures in residential and commercial installations
Protecting control cabinets and junction boxes from unauthorized access
Use in utility rooms, server closets, and industrial control panels
Key specifications
Type: compact mechanical cabinet lock for distribution enclosures
Mounting: panel-mounted with supplied M-type nut
Compatibility: designed for standard distribution box cutouts requiring a small cylinder-style lock
Operation: manual turn or key operation depending on lock variant (mechanical actuation)
Construction: metal components for enhanced durability in cabinet environments
How to use
Install the lock into the prepared panel cutout and secure it from the rear using the supplied M-type nut, ensuring the housing aligns with the door or panel thickness. Confirm that the lock mechanism rotates freely and engages the strike or keeper when the door is closed. For maintenance, periodically check the mounting nut for tightness and verify smooth operation of the locking mechanism; if necessary, clean the lock body and apply a small amount of suitable lubricant to moving parts to prevent corrosion and sticking.
Usage recommendations
Use the KARWASZ Z-7 lock in combination with properly rated enclosure seals and installation hardware to maintain electrical safety and access control. Ensure that the lock variant chosen matches the panel thickness and expected usage frequency; for environments with high humidity or corrosive atmospheres, consider regular inspection and preventive maintenance.

## FAQ

### How much does the KARWASZ Z-7 lock for distribution boxes M 230427 cost, and is it available for purchase?

The price is 8.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 182 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All KARWASZ products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized KARWASZ service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11798162/67199193_large.webp